单项选择题
Which of the following does an out-of-memory error indicate on a printer?（）
A. A faulty memory module in the printer.
B. A postscript print job has been sent to the printer.
C. A large print job has been sent to the printer.
D. The printer firmware needs to be updated.
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Which of the following will MOST likely happen if a laser printer displays ‘15% fuser remaining’?（）
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